| Acronym | Meaning |
| EFIS | Electronic Flight Information System |
| DWN | Down |
| ETI | Elapsed Time Indicator |
| UTM | Universal Transverse Mercator |
| SEAWARS | Sea Water Actuated Release System (air) |
| PDES | Product Data Evolvement System |
| TSI | Tactical Situation Indicator |
| ADLAT | Advanced Low Altitude Technique |
| AD/PE | Acquisition Director / Project Engineer |
| PMCM | Part Mission Capable Maintenance |